Solid ink stick for a color printer



FIG. 1 is a front perspective view of a solid ink stick for a color printer showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof, the opposite side being identical;

FIG. 4 is an end elevational view; and,

FIG. 5 is a bottom plan view thereof. 

The ornamental design for a solid ink stick for a color printer, as shown and described. 